public ProjectionExitOperation getProjectionExitOperation(
Projection projection, SessionFactoryImplementor sessionFactoryImplementor) {
if (projection instanceof RowCountProjection) {
return new RowCountExitOperation(projection);
}
if (projection instanceof AggregateProjection) {
return new AggregateExitOperation((AggregateProjection) projection);
}
// TODO(maulik) support these projections, hopefully not by creating ShardedProjections
// Projection rowCount() {
// AggregateProjection avg(String propertyName) {
// CountProjection count(String propertyName) {
// Projection distinct(Projection proj) {
// ProjectionList projectionList() {
// CountProjection countDistinct(String propertyName) {
// Projection sqlProjection(String sql, String[] columnAliases, Type[] types) {
// Projection sqlGroupProjection(String sql, String groupBy, String[] columnAliases, Type[]
// types) {
// PropertyProjection groupProperty(String propertyName) {
// PropertyProjection property(String propertyName) {
// IdentifierProjection id() {
// Projection alias(Projection projection, String alias) {
throw new UnsupportedOperationException(
"This projection is unsupported: " + projection.getClass());
}
